The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)

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FreeBSD/Linux Kernel Cross Reference
sys/netisdn/i4b_global.h

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    1 /*
    2  * Copyright (c) 1997, 2000 Hellmuth Michaelis. All rights reserved.
    3  *
    4  * Redistribution and use in source and binary forms, with or without
    5  * modification, are permitted provided that the following conditions
    6  * are met:
    7  * 1. Redistributions of source code must retain the above copyright
    8  *    notice, this list of conditions and the following disclaimer.
    9  * 2. Redistributions in binary form must reproduce the above copyright
   10  *    notice, this list of conditions and the following disclaimer in the
   11  *    documentation and/or other materials provided with the distribution.
   12  *
   13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   23  * SUCH DAMAGE.
   24  *
   25  *---------------------------------------------------------------------------
   26  *
   27  *      i4b_global.h - i4b global include file
   28  *      --------------------------------------
   29  *
   30  *      $Id: i4b_global.h,v 1.4 2002/03/30 17:54:18 martin Exp $
   31  *
   32  * $FreeBSD$
   33  *
   34  *      last edit-date: [Thu Aug 24 12:38:50 2000]
   35  *
   36  *---------------------------------------------------------------------------*/
   37 
   38 #ifndef _I4B_GLOBAL_H_
   39 #define _I4B_GLOBAL_H_
   40 
   41 /*---------------------------------------------------------------------------*
   42  *      hiding OS differences in the kernel
   43  *---------------------------------------------------------------------------*/ 
   44 
   45 /*---------------*/
   46 /* time handling */
   47 /*---------------*/
   48 
   49 #ifdef __FreeBSD__
   50 #include <sys/param.h>
   51 
   52 #if defined(__FreeBSD_version) && __FreeBSD_version >= 400000 && __FreeBSD_version < 400011
   53 #error "Unsupported FreeBSD-current version,"
   54 #error "you need a FreeBSD-current >= 400011"
   55 #endif
   56 
   57 #if defined(__FreeBSD_version) && __FreeBSD_version >= 300001
   58 
   59 #define TIMEOUT_FUNC_T  timeout_t *
   60 #define SECOND          time_second
   61 #define MICROTIME(x)    getmicrotime(&(x))
   62 
   63 #else /* FreeBSD < 3 */
   64 
   65 #define TIMEOUT_FUNC_T  timeout_func_t
   66 #define SECOND          time.tv_sec
   67 #define MICROTIME(x)    microtime(&(x))
   68 
   69 #endif /* >= 3 */
   70 #endif /* __FreeBSD__ */
   71 
   72 #if defined(__NetBSD__) || defined (__OpenBSD__) || defined(__bsdi__)
   73 
   74 #define TIMEOUT_FUNC_T  void *
   75 #define SECOND          time.tv_sec
   76 #define MICROTIME(x)    microtime(&(x))
   77 
   78 #endif /* __NetBSD__ */
   79 
   80 /*----------------*/
   81 /* timer handling */
   82 /*----------------*/
   83 
   84 #if defined(__NetBSD__)
   85 
   86 #if __NetBSD_Version__ >= 104230000
   87 #define START_TIMER(XHANDLE, XF, XSC, XTIME) callout_reset(&XHANDLE, XTIME, (TIMEOUT_FUNC_T)XF, (void*)XSC)
   88 #define STOP_TIMER(XHANDLE, XF, XSC) callout_stop(&XHANDLE)
   89 #else
   90 #define START_TIMER(XHANDLE, XF, XSC, XTIME) timeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XTIME)
   91 #define STOP_TIMER(XHANDLE, XF, XSC)    untimeout((TIMEOUT_FUNC_T)XF, (void*)XSC)
   92 #endif
   93 
   94 #else
   95 #define START_TIMER(XHANDLE, XF, XSC, XTIME) XHANDLE = timeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XTIME)
   96 #ifdef __FreeBSD__
   97 #define STOP_TIMER(XHANDLE, XF, XSC)    untimeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XHANDLE)
   98 #else
   99 #define STOP_TIMER(XHANDLE, XF, XSC)    untimeout((TIMEOUT_FUNC_T)XF, (void*)XSC)
  100 #endif
  101 #endif
  102 
  103 /*----------------------*/
  104 /* poll/select handling */
  105 /*----------------------*/
  106 
  107 #if (defined(__FreeBSD__) && \
  108         (!defined(__FreeBSD_version) || (__FreeBSD_version < 300001))) \
  109                 || defined (__OpenBSD__) || defined(__bsdi__)
  110 #define OS_USES_SELECT
  111 #else
  112 #define OS_USES_POLL
  113 #endif
  114 
  115 /*---------------------------------------------------------------------------*
  116  *      misc globally used things in the kernel
  117  *---------------------------------------------------------------------------*/ 
  118 
  119 /* timer states */
  120 
  121 #define TIMER_IDLE      1               /* a timer is running   */
  122 #define TIMER_ACTIVE    2               /* a timer is idle      */
  123 
  124 /* definitions for the STATUS indications L1 -> L2 -> L3 */
  125 
  126 #define STI_ATTACH      0       /* attach at boot time                  */
  127 #define STI_L1STAT      1       /* layer 1 status                       */
  128 #define STI_L2STAT      2       /* layer 2 status                       */
  129 #define STI_TEIASG      3       /* TEI assignments                      */
  130 #define STI_PDEACT      4       /* Layer 1 T4 expired = persistent deactivation */
  131 #define STI_NOL1ACC     5       /* no outgoing L1 access possible       */
  132 
  133 /* definitions for the COMMAND requests L3 -> L2 -> L1 */
  134 
  135 #define CMR_DOPEN       0       /* daemon opened /dev/i4b               */
  136 #define CMR_DCLOSE      1       /* daemon closed /dev/i4b               */
  137 #define CMR_SETTRACE    2       /* set D-channel and B-channel trace    */
  138 #define CMR_GCST        3       /* get chipset statistics               */
  139 #define CMR_CCST        4       /* clear chipset statistics             */
  140 #define CMR_SETLEDS     5       /* set LEDs (if available)              */
  141 
  142 /* param for CMR_SETLEDS: */
  143 #define CMRLEDS_TEI     1       /* this controller has a TEI */
  144 #define CMRLEDS_B0      2       /* first B channel is in use */
  145 #define CMRLEDS_B0_IN   4       /* first B channel handles an incoming call */
  146 #define CMRLEDS_B1      8       /* second B channel is in use */
  147 #define CMRLEDS_B1_IN   16      /* second B channel handles an incoming call */
  148 
  149 #endif /* _I4B_GLOBAL_H_ */

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